English verb conjugation
OUGHT TO DRILL

Regular verb: drill - drilled - drilled

Affirmation

Simple form	V-ing form
I ought to drill you ought to drill he ought to drill we ought to drill you ought to drill they ought to drill	I ought to be drilling you ought to be drilling he ought to be drilling we ought to be drilling you ought to be drilling they ought to be drilling
Perfect	V-ing perfect
I ought to have drilled you ought to have drilled he ought to have drilled we ought to have drilled you ought to have drilled they ought to have drilled	I ought to have been drilling you ought to have been drilling he ought to have been drilling we ought to have been drilling you ought to have been drilling they ought to have been drilling

Negation

Simple form	V-ing form
I ought not to drill you ought not to drill he ought not to drill we ought not to drill you ought not to drill they ought not to drill	I ought not to drilling you ought not to drilling he ought not to drilling we ought not to drilling you ought not to drilling they ought not to drilling
Perfect	V-ing perfect
I ought not to have drilled you ought not to have drilled he ought not to have drilled we ought not to have drilled you ought not to have drilled they ought not to have drilled	I ought not to have been drilling you ought not to have been drilling he ought not to have been drilling we ought not to have been drilling you ought not to have been drilling they ought not to have been drilling

Interrogative form

Simple form	V-ing form
ought to I drill? ought to you drill? ought to he drill? ought to we drill? ought to you drill? ought to they drill?	ought to I be drilling? ought to you be drilling? ought to he be drilling? ought to we be drilling? ought to you be drilling? ought to they be drilling?
Perfect	V-ing perfect
ought to I have drilled? ought to you have drilled? ought to he have drilled? ought to we have drilled? ought to you have drilled? ought to they have drilled?	ought to I have been drilling? ought to you have been drilling? ought to he have been drilling? ought to we have been drilling? ought to you have been drilling? ought to they have been drilling?

Interro-negative form

Simple form	V-ing form
ought I not to drill? ought you not to drill? ought he not to drill? ought we not to drill? ought you not to drill? ought they not to drill?	ought I not to be drilling? ought you not to be drilling? ought he not to be drilling? ought we not to be drilling? ought you not to be drilling? ought they not to be drilling?
Perfect	V-ing perfect
ought I not to have drilled? ought you not to have drilled? ought he not to have drilled? ought we not to have drilled? ought you not to have drilled? ought they not to have drilled?	ought I not to have been drilling? ought you not to have been drilling? ought he not to have been drilling? ought we not to have been drilling? ought you not to have been drilling? ought they not to have been drilling?